1. CrestHTTP and REST client for Crystal
3. nanoid.crCrystal implementation of Nanoid, secure URL-friendly unique ID generator.
4. humanize timeAdds the humanize method to reports the approximate distance in time between two Time. humanize supports i18n translations too so it can be used in internationalized apps.
5. zipstreamA command line tool that allows you to easily share files and directories over the network